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Ignition Specifications
*For reference only.


1980-83 California (AFC) | 1980-83 USA (AFC) | 1983-85 (Digijet) | 1986-91 (Digifant)

1980-1983 California Model w/AFC
Ignition Timing 5 ± 1° ATDC
Timing mark location: crankshaft pulley
Idle Speed
(Vacuum hose connected)
850 ± 50 RPM
Idle Stabilizer Control Unit Electrical plugs disconnected from unit and connected together.
Centrifugal Advance

16-20° at 2400 RPM
21-25° at 3800 RPM

Vacuum Advance 190-230 mbar (14.0-17.0 cm Hg)
360 mbar (27.0 cm Hg) 12° - 16°
Vacuum Retard 100-220 mbar (14.0-17.0 cm Hg)
260-360 mbar (19.5-27.0 cm Hg) 9° - 11°
Spark Plugs W8CO - Bosch
15/14/3L - Beru
N 288 - Champion
Spark Plug Gap 0.7 ± 0.1 mm (0.028 ± 0.004 in.)
Spark Plug Tightening Torque 14 ft lb (20 Nm)
Firing Order 1-4-3-2

 

1980-1983 USA Model w/AFC
Ignition Timing 7.5 ± 1° BTDC
Timing mark location: crankshaft pulley
Idle Speed
(Vacuum hose disconnected)
800 - 950 RPM (Manual Transmission)
850 - 1000 RPM (Automatice Transmission)
Dwell Angle 44-50°
Centrifugal Advance

9-14° at 1600 RPM
21-25° at 3400 RPM

Vacuum Advance 107-147 mbar (80.0-110.0 cm Hg)
266 mbar (200.0 cm Hg) 8° - 12°
Spark Plugs W8CO - Bosch
15/14/3L - Beru
N 288 - Champion
Spark Plug Gap 0.6 - 0.7 mm (0.023 - 0.028 in.)
Spark Plug Tightening Torque 22 ft lb (30 Nm)
Firing Order 1-4-3-2

 

1983-1985 w/Digijet
Ignition Timing 5 ± 1° ATDC
Timing mark location: crankshaft pulley
Idle Speed
(Vacuum hose connected)
850 ± 50 RPM
Idle Stabilizer Control Unit Electrical plugs disconnected from unit and connected together.
Centrifugal Advance

16-20° at 2400 RPM
21-25° at 3800 RPM

Vacuum Advance 190-230 mbar (14.0-17.0 cm Hg)
360 mbar (27.0 cm Hg) 12° - 16°
Vacuum Retard 100-220 mbar (14.0-17.0 cm Hg)
260-360 mbar (19.5-27.0 cm Hg) 9° - 11°
Spark Plugs W7CO - Bosch
14 L-7 C- Beru
N 288 - Champion
Spark Plug Gap 0.7 ± 0.1 mm (0.028 ± 0.004 in.)
Spark Plug Tightening Torque 14 ft lb (20 Nm)
Firing Order 1-4-3-2

 

1986-1991 w/Digifant
Ignition Timing - Check Value
Ignition Timing - Adjusting Value
*Conditions 1 & 9
3° - 7° BTDC
5 ± 1° BTDC
Timing mark location: crankshaft pulley
Idle Speed*
CO Content*
*Conditions 1 - 8
880 ± 50 RPM
0.7 ± 0.4 Vol %
Idle Stabilizer Control Unit Electrical plugs disconnected from unit and connected together.
Advance

35° ± 5° at 3000 RPM

RMP Limit 5600 RPM
Spark Plugs W7CCO - Bosch
14 L-7 CU - Beru
N 288 - Champion
Spark Plug Gap 0.7 ± 0.1 mm (0.028 ± 0.004 in.)
Spark Plug Tightening Torque 14 ft lb (20 Nm)
Firing Order 1-4-3-2
 
1) Minimum engine oil temperature - 176° F (80° C)
2) Electrical consumers off.
3) Crankcase breather hose removed and closed tightly.
4) Throttle valve switch turned off
5) Idle stabilizer OK
6) Ignition timing OK
7) Connector for idle stabilizer control valve disconnected
8) Oxygen sensor disconnected
9) Temperature sensor disconnected and RPM increased to 2000-2500

 

 

 

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